Keystones — Bedrock
Five GCSE retrieval questions · 24 February 2021 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 43 + 31
Answer: 43 + 31 = 74 -
2. Algebra Substitution
If x = 9, find the value of 7x + 7
Answer: 70 -
3. Geometry Converting lengths
Convert 9m to cm
Answer: 900cm -
4. Ratio Simplifying ratios
Simplify the ratio 32:20
Answer: 8:5 -
5. Statistics Mean
Find the mean of: 2, 11, 12
Answer: 8.3333333333333